From: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> Add dt bindings for Kirin 970 USB HUB. Such board comes with an integrated USB HUB provided via a TI TUSB8041 4-port USB 3.0 hub. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> --- See [PATCH v2 0/7] at: https://lore.kernel.org/all/cover.1639735742.git.mchehab@xxxxxxxxxx/ .../boot/dts/hisilicon/hi3670-hikey970.dts | 23 +++++++++++++++++++ arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 10 ++++---- 2 files changed, 28 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts index 60594db07041..95ca49f1e455 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts @@ -53,6 +53,29 @@ wlan_en: wlan-en-1-8v { startup-delay-us = <70000>; enable-active-high; }; + + usb-hub { + compatible = "hisilicon,usbhub"; + typec-vbus-gpios = <&gpio26 1 0>; + otg-switch-gpios = <&gpio4 2 0>; + hub-reset-en-gpios = <&gpio0 3 0>; + hub-vdd-supply = <&ldo17>; + usb-role-switch; + + port { + #address-cells = <1>; + #size-cells = <0>; + + hikey_usb_ep0: endpoint@0 { + reg = <0>; + remote-endpoint = <&dwc3_role_switch>; + }; + hikey_usb_ep1: endpoint@1 { + reg = <1>; + remote-endpoint = <&rt1711h_ep>; + }; + }; + }; }; /* diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi index b47654b50139..486dc93ab47b 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi @@ -915,7 +915,7 @@ usb31_misc_rst: usb31_misc_rst_controller { hisi,rst-syscon = <&usb3_otg_bc>; }; - usb3: hisi_dwc3 { + usb3: dwc3 { compatible = "hisilicon,hi3670-dwc3"; #address-cells = <2>; #size-cells = <2>; @@ -925,10 +925,10 @@ usb3: hisi_dwc3 { <&crg_ctrl HI3670_HCLK_GATE_USB3OTG>, <&crg_ctrl HI3670_CLK_GATE_USB3OTG_REF>, <&crg_ctrl HI3670_ACLK_GATE_USB3DVFS>; - clock-names = "clk_gate_abb_usb", - "hclk_gate_usb3otg", - "clk_gate_usb3otg_ref", - "aclk_gate_usb3dvfs"; + clock-names = "abb", + "hclk", + "ref", + "aclk"; assigned-clocks = <&crg_ctrl HI3670_ACLK_GATE_USB3DVFS>; assigned-clock-rates = <238000000>; -- 2.33.1
